Results 11 to 20 of about 21,767,102 (210)

Analysis of a new adaptive time filter algorithm for the unsteady Stokes/Darcy model [PDF]

open access: yesComputers & Fluids, 2022
In this report, we propose a new adaptive time filter algorithm for the unsteady Stokes/Darcy model. First we present a first order ${\theta}$-scheme with the variable time step which is one parameter family of Linear Multi-step methods and use a time ...
Yi Qin, Yang Wang, Y. Li, Jian Li
semanticscholar   +1 more source

A Hierarchical Structure Approach to Finite-Time Filter Design for Fuzzy Markov Switching Systems With Deception Attacks

open access: yesIEEE Transactions on Cybernetics, 2021
This work is concerned with the issue of finite-time filter design for a type of Takagi–Sugeno (T–S) fuzzy Markov switching system (MSSs) with deception attacks (DAs).
Jun Cheng   +3 more
semanticscholar   +1 more source

Optimal Order of Time-Domain Adaptive Filter for Anti-Jamming Navigation Receiver

open access: yesRemote Sensing, 2021
Adaptive filtering algorithms can be used on the time-domain processing of navigation receivers to suppress interference and maintain the navigation and positioning function.
Jie Song   +4 more
doaj   +1 more source

Using Time Deformation to Filter Nonstationary Time Series with Multiple Time-Frequency Structures

open access: yesJournal of Probability and Statistics, 2013
For nonstationary time series consisting of multiple time-varying frequency (TVF) components where the frequency of components overlaps in time, classical linear filters fail to extract components.
Mengyuan Xu   +2 more
doaj   +1 more source

Discrete-Time Sliding Mode Filter with Adaptive Gain

open access: yesApplied Sciences, 2016
In feedback control of mechatronic systems, sensor signals are usually noisy and uncertain because of measurement errors and environmental disturbances. Such uncertainty and noise of feedback signals may cause instability of the controlled systems.
Shanhai Jin   +3 more
doaj   +1 more source

One Dimension Model Based Filter for Separation of Time-lapse Microgravity Anomaly

open access: yesJurnal Ilmu Dasar, 2015
The research has a goal to develop a model-based filter to separate the time lapse microgravity anomali caused by the 3 pieces of the source of anomalies with different depths.
Suhayat Minardi, Teguh Ardianto
doaj   +1 more source

A hybrid‐driven continuous‐time filter for manoeuvering target tracking

open access: yesIET Radar, Sonar & Navigation, 2022
This paper considers the problem of target tracking in complex manoeuvering scenarios with a lack of relevant prior knowledge. This is a challenge for classical model‐based manoeuvering target tracking algorithms because they rely heavily on accurate ...
Wei Xiong, Hongfeng Zhu, Yaqi Cui
doaj   +1 more source

Real-Time Trajectory Estimation of Space Launch Vehicle Using Extended Kalman Filter and Unscented Kalman Filter [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2005
This research supposed when a fictitious KSLV-I space launch vehicle launches from NARO space center. This compared and analyzed the results from real-time trajectory estimation using the Extended Kalman Filter and the Unscented Kalman Filter.
Jeong-Ho Baek   +5 more
doaj   +1 more source

A Time-Mode PWM 1st Order Low-Pass Filter

open access: yesJournal of Low Power Electronics and Applications, 2023
In this work, a first-order low-pass filter is proposed as suitable for time-mode PWM signal processing. In time-mode PWM signal processing, the pulse width of a rectangular pulse is the processing variable.
Konstantinos P. Pagkalos   +2 more
doaj   +1 more source

Real-Time Single Image and Video Super-Resolution Using an Efficient Sub-Pixel Convolutional Neural Network [PDF]

open access: yesComputer Vision and Pattern Recognition, 2016
Recently, several models based on deep neural networks have achieved great success in terms of both reconstruction accuracy and computational performance for single image super-resolution. In these methods, the low resolution (LR) input image is upscaled
Wenzhe Shi   +7 more
semanticscholar   +1 more source

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